TY - BOOK T1 - Market and sales forecasting: a total approach A1 - Bolt, Gordon J LA - English PP - London PB - Kogan Page YR - 1994 ED - 3rd ed. UL - https://colectivo.uloyola.es/Record/L43217 OP - 360 SN - 0749409134 KW - Ventas : Previsión ER -